// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_FRAME_HOST_INTERSTITIAL_PAGE_NAVIGATOR_IMPL_H_
#define CONTENT_BROWSER_FRAME_HOST_INTERSTITIAL_PAGE_NAVIGATOR_IMPL_H_

#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "content/browser/frame_host/navigation_handle_impl.h"
#include "content/browser/frame_host/navigator.h"
#include "content/common/content_export.h"

namespace content {

class NavigationControllerImpl;
class InterstitialPageImpl;

// Navigator implementation specific to InterstialPageImpl. It allows only one
// navigation to commit, since interstitial pages are not allowed to navigate.
class CONTENT_EXPORT InterstitialPageNavigatorImpl : public Navigator {
public:
    InterstitialPageNavigatorImpl(
        InterstitialPageImpl* interstitial,
        NavigationControllerImpl* navigation_controller);

    NavigatorDelegate* GetDelegate() override;
    NavigationController* GetController() override;
    void DidStartProvisionalLoad(
        RenderFrameHostImpl* render_frame_host,
        const GURL& url,
        const base::TimeTicks& navigation_start) override;
    void DidNavigate(
        RenderFrameHostImpl* render_frame_host,
        const FrameHostMsg_DidCommitProvisionalLoad_Params& input_params,
        std::unique_ptr<NavigationHandleImpl> navigation_handle) override;

private:
    ~InterstitialPageNavigatorImpl() override;

    // The InterstitialPage with which this navigator object is associated.
    // Non owned pointer.
    InterstitialPageImpl* interstitial_;

    // The NavigationController associated with this navigator.
    NavigationControllerImpl* controller_;

    DISALLOW_COPY_AND_ASSIGN(InterstitialPageNavigatorImpl);
};

} // namespace content

#endif // CONTENT_BROWSER_FRAME_HOST_INTERSTITIAL_PAGE_NAVIGATOR_IMPL_H_
